That's sort of like the wallpaper of the eye, and it helps us transmit ... So you can have something called a central retinal vein occlusion, and that's where you get that occlusion or thrombosis ...

Brown GC, Magargal LE, Shields JA, et al. Retinal arterial obstruction in children and young adults. Ophthalmology 1981;88:18–25. Rosenberg MA, Savino PJ, Glaser JS . A clinical analysis of ...